What does being baptized "on behalf of the dead" mean?

Catholic.id Editors · Reviewed against the Catechism

The short answer

In 1 Corinthians 15:29 Paul mentions a little-known custom to argue for the resurrection, neither approving nor condemning it. The Greek need not mean "on behalf of"; it can mean "for" or "for the sake of." Paul may not have meant proxy baptism at all — perhaps baptism to be united with Christian loved ones who had died.

The verse

In 1 Corinthians 15:29 Paul asks what people mean by being baptized for the dead, if the dead are not raised.

The wording

The phrase "on behalf of" is not actually in the Greek. The Greek word can mean "for" or "for the sake of."

Paul's point

Paul is discussing the resurrection and mentions this custom, about which we know little, to make his point. The Navarre Bible notes that no other source describes it, so we can't say exactly what it involved; Paul neither approves nor condemns it, but uses it as evidence of Christian belief in the resurrection.

Not necessarily proxy baptism

It isn't clear Paul had in mind one person being baptized in place of a dead person. He may have meant something else, such as being baptized in order to be united with Christian loved ones who had died.

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